/**
 * An immutable array of {@code long} values, with an API resembling {@link List}.
 *
 * <p>Advantages compared to {@code long[]}:
 *
 * <ul>
 *   <li>All the many well-known advantages of immutability (read <i>Effective Java</i>, third
 *       edition, Item 17).
 *   <li>Has the value-based (not identity-based) {@link #equals}, {@link #hashCode}, and {@link
 *       #toString} behavior you expect.

const (
	ValueSourceAbsent ValueSource = iota // this is an error case
	ValueSourceDef
	ValueSourceCfg
	ValueSourceEnv
)

// ResolveConfigParam returns the effective value of a configuration parameter,
// within a subsystem and subsystem target. The effective value is, in order of
// decreasing precedence:
//
// 1. the value of the corresponding environment variable if set,

         *
         * - if Unsafe is removed entirely from JDKs (or already absent in some unusual environment
         * today). TODO: b/392974826 - Check for the existence of Unsafe and its methods
         * reflectively before attempting to access UnsafeComparator. Or, better yet, allow
         * UnsafeComparator to still initialize correctly even if Unsafe is unavailable. This would

     * activation criteria through explicit activation or automatic conditions.
     * <p>
     * The combined set of active profiles from the entire project hierarchy affects
     * the effective build configuration.
     *
     * @return a non-null, possibly empty list of all active profiles from this project and its parents
     * @see Profile
     * @see #getDeclaredActiveProfiles()
     */
    @Nonnull

    }

    /**
     * Source from org.apache.maven.repository.legacy.LegacyRepositorySystem#getEffectiveRepositories
     *
     * @param repositories a list of repositories
     * @return corresponding effective repositories
     * @since 3.6.1
     */
    public List<ArtifactRepository> getEffectiveRepositories(List<ArtifactRepository> repositories) {
        if (repositories == null) {
            return null;
        }

   * underlying model is a continuous function mapping storedPermits (from 0.0 to maxStoredPermits)
   * onto the 1/rate (i.e. intervals) that is effective at the given storedPermits. "storedPermits"
   * essentially measure unused time; we spend unused time buying/storing permits. Rate is
   * "permits / time", thus "1 / rate = time / permits". Thus, "1/rate" (time / permits) times

  /*
   * The following fields are package-private, even though we intend never to use them outside this
   * file. If they were instead private, then we wouldn't be able to access them reflectively from
   * within VarHandleAtomicHelper and AtomicReferenceFieldUpdaterAtomicHelper.
   *
   * Package-private "shouldn't" be necessary: The *AtomicHelper classes and AbstractFutureState

                    context.extraInterpolationSource()::get,
                    context.userProperties::get,
                    context.systemProperties::get));
        }

        // below we use effective properties as both system + user are present
        // core extensions
        try {
            context.extensions = readCoreExtensionsDescriptor(context);
        } catch (Exception e) {

 *
 * <p>This test class generates all of its own test cases in the {@link #suite()} method. Every
 * {@code enterXxx}, {@code tryEnterXxx}, and {@code waitForXxx} method of the {@code Monitor} class
 * is analyzed reflectively to determine appropriate test cases based on its signature. Additional
 * ad hoc test cases can be found in {@link SupplementalMonitorTest}.
 *
 * @author Justin T. Sampson
 */
@NullUnmarked
@GwtIncompatible

 *
 * <p>This test class generates all of its own test cases in the {@link #suite()} method. Every
 * {@code enterXxx}, {@code tryEnterXxx}, and {@code waitForXxx} method of the {@code Monitor} class
 * is analyzed reflectively to determine appropriate test cases based on its signature. Additional
 * ad hoc test cases can be found in {@link SupplementalMonitorTest}.
 *
 * @author Justin T. Sampson
 */
@NullUnmarked
@GwtIncompatible